03.12 BOM object and window object

2.03.11 BOM object and Window object 1.BOM Introduction: BOM is the abbreviation of browser object model, abbreviated as browser object model. It provides objects that interact with browser windows independently of content; Using the browser object model, you can interact with HTML. Its function is to organize and package the relevant element ...

Posted by bdee1 on Tue, 19 Apr 2022 12:09:22 +0300

Basic teaching of HTML web page tag code

HTML full name hypertext markup language (Hyper Text Markup Language) can be used to make web pages. It has a set of grammar rules. Through these grammar rules, we can design colorful web pages. First, the tag format of html is: <Tag name>Label content</Tag name> Start with < tag name > and end with < / tag name >. Th ...

Posted by Grant Holmes on Tue, 19 Apr 2022 05:27:27 +0300

[Liu Jian] JavaScript array de duplication method

JavaScript array de duplication methodAuthor: Abbott Liu (Liu Jian)Education: GarrisonExample: remove duplicate elements from the following array (take multiple data types as an example)const arr = [0, 1, 2, 3, 5, 5, 6, 6, 6, 7, 9]1. indexOf method using arrayCreate a new empty array, traverse the array that needs to be de duplicated, and store ...

Posted by samtwilliams on Mon, 18 Apr 2022 04:23:17 +0300

7, jQuery animation effects

1, Custom animation    some complex animations cannot be realized through several animation functions learned before. It is necessary to introduce the animate() method of custom animation, which executes the custom animation of CSS attribute set and changes elements from one state to another through CSS style. CSS attribute ...

Posted by guybrush on Sun, 17 Apr 2022 02:12:40 +0300

You may not know the transition skills and details

In CSS, the transition attribute is used to specify the transition effect to be added to one or more CSS attributes. The most common usage is to add A transition to an element so that when an attribute changes from state A to state B, it is no longer very direct and abrupt, but with A gap animation. for instance: <div></div> Copy ...

Posted by sriusa on Sat, 16 Apr 2022 03:53:22 +0300

[Java advanced learning] JSP introduction and use, syntax and instructions

JSP introduction Question: After learning Servlet, it is too troublesome to use Servlet to show the page. It greatly affects the efficiency of development. Is there a way for us to program web pages like writing web pages??? Solution: Using JSP technology: (HTML+CSS+JS+jQuery+Java code) Concept: The full name of JSP is Java Server Pages ...

Posted by WindChill on Sat, 16 Apr 2022 00:25:30 +0300

[vue advanced] 2021 detailed explanation of the latest vue custom instruction

vue provides a set of operations that are more convenient for data-driven view. These operations are called instruction system. The inline attributes at the beginning of v - are instructions. Different instructions can complete or realize different functions. In addition to the default built-in instructions for core functions (v-model and ...

Posted by greenba on Fri, 15 Apr 2022 22:06:35 +0300

JavaWeb domain object & EL expression & JSTL

catalogue I. domain object 1. What is scope? 2. Four domain objects 2, EL 1. Why do I need EL 2. What is EL 3. Functions of EL 4. EL syntax 5. Characteristics of EL 🔘 Automatic conversion type 🔘 Easy to use 6. EL variable attribute range name 7. Get the data in the object set 3, JSTL 1. Why use JSTL? 2. What is JSTL? 3. Steps ...

Posted by gregmiller on Fri, 15 Apr 2022 19:19:50 +0300

Introduction to Web APIs, DOM tree, case: imitating JD to display the password, get getElementsByTagName through the new method in HTML5, add the method of getting elements in H5, operate elements, and change the content of operation elements

Introduction to Web APIs 1. Basic relevance between web APIs and JS 1.1 composition of JS ECMAScript,JS syntax, DOM page document object model, BOM browser object model 1.2 JS foundation stage and Web APIs stage JS basic stage We are learning the basic syntax specified in ECMAScript standard Students are required to master the basic gramma ...

Posted by coco777 on Fri, 15 Apr 2022 08:44:41 +0300

Vue mobile terminal is based on vw adaptation scheme (simple) analysis of relevant terms of mobile terminal (easy to understand)

Analysis of mobile terminal related terms (easy to understand) Screen related Screen size Refers to the diagonal length of the screen, in inches. Common sizes are: 3.5 inches, 4.7 inches, 5.0 inches and 6.0 inches Note: 1 inch = 2.54 cm Screen resolution Refers to the total number of physical pixels owned by the screen in the horizonta ...

Posted by DanDaBeginner on Thu, 14 Apr 2022 12:53:00 +0300